[Openstack] oversubscribe node
James R Penick
penick at yahoo-inc.com
Wed Aug 21 22:40:38 UTC 2013
Which scheduler are you using? Also, which version of Openstack?
:)=
On 8/21/13 2:56 PM, "Steve Heistand" <steve.heistand at nasa.gov> wrote:
>Hi folks,
>
>so Im a little confused, on my compute nodes I have the allocation ratio
>set:
>
>root at node004:~# cat /etc/nova/nova-compute.conf
>[DEFAULT]
>..
>cpu_allocation_ratio=1.0
>ram_allocation_ratio=1.0
>...
>
>but I got into a state where the node is oversubscribed. From nova
>hypervisor-show node004:
>
>node004
>..
>vcpus_used 36
>memory_mb_used 72837
>memory_mb 64379
>vcpus 32
>..
>
>I have zones/aggregates set up and of the instances, one was started in
>just launch it anywhere mode and another was told to start on
>a zone that is this node.
>
>In looking back I would have expected the zone specified instance be
>rejected.
>
>is this to be expected or a bug?
>
>thanks
>
>s
>
>
>--
>************************************************************************
> Steve Heistand NASA Ames Research Center
> SciCon Group Mail Stop 258-6
> steve.heistand at nasa.gov (650) 604-4369 Moffett Field, CA 94035-1000
>************************************************************************
> "Any opinions expressed are those of our alien overlords, not my own."
>
># For Remedy #
>#Action: Resolve #
>#Resolution: Resolved #
>#Reason: No Further Action Required #
>#Tier1: User Code #
>#Tier2: Other #
>#Tier3: Assistance #
>#Notification: None #
>
>
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